Minerallac 59990 Relton 1/2 x 6" SDS Rotary/Hammer Carbide Masonry Drill Bit

Minerallac 59990 Relton 1/2 x 6" SDS Rotary/Hammer Carbide Masonry Drill Bit

The Minerallac 59990 Relton SDS Rotary/Hammer Carbide Masonry Drill Bit is engineered for electricians and contractors who need clean, precise holes in masonry, block, brick, and concrete during conduit and box installations. Measuring 1/2 x 6" overall, this bit features a tungsten carbide point for aggressive material removal and a steel body with a polished finish for smooth chip evacuation and long tool life. Designed for use with SDS rotary/hammer drills, it delivers consistent performance across repeated masonry drilling applications on the jobsite, making it a reliable addition to any electrical contractor's rough-in toolkit. Its 4-Plus drill point configuration and 4" flute length work together to keep dust and debris clearing efficiently, reducing bit binding and helping maintain drilling speed through dense masonry substrates.

Key Features

• Trade Size: 1/2 x 6" bit dimension sized for standard SDS rotary/hammer drill applications.
• Durable Construction: Steel body construction provides strength and durability under repeated hammer-drilling cycles.
• Point Type: Tungsten carbide point delivers aggressive, long-lasting cutting performance in masonry, brick, and concrete.
• Drill Point Configuration: 4-Plus drill point design for efficient material removal and smooth hole finish.
• Flute Length: 4" flute length assists with effective chip and debris evacuation during drilling.
• Finish: Polished finish helps reduce friction and resist buildup during use.
• Bit Type: SDS Rotary/Hammer Carbide Drill Bit designed specifically for rotary and hammer-drill masonry work.
• Pack Quantity: Sold individually as a single-piece bit for easy replacement or stocking.

Technical Specifications

• Country Of Origin: Germany
• Drill Point: 4-Plus
• Flute Length: 4"
• Number Of Pieces: 1
• Point Type: Tungsten Carbide
• Product Finish: Polished Finish
• Product Material: Steel
• Product Type: SDS Rotary/Hammer Carbide Drill Bit

Typical Applications

• Drilling Conduit Mounting Holes in Masonry and Concrete
• Electrical Box and Bracket Installation on Block or Brick Walls
• Anchor and Fastener Hole Drilling for Electrical Support Hardware
• Commercial and Industrial Electrical Rough-In Work
• Renovation and New Construction Masonry Drilling

Why Minerallac?

Minerallac supplies the Relton line of SDS masonry drill bits with a tungsten carbide point and durable steel body designed to withstand demanding rotary/hammer drilling conditions. The polished finish and 4-Plus drill point configuration reflect attention to consistent, reliable performance for electrical contractors drilling into masonry and concrete. Made in Germany, the Relton 59990 bit reflects a manufacturing pedigree focused on precision and durability. Choose the Minerallac 59990 for dependable, repeatable results on professional jobsites where clean masonry penetrations for conduit, boxes, and anchor hardware are essential to a quality electrical installation.